Easily installed in seconds
- Simple install to make Sig Sauer P365/X Macro 17 rd magazines 10rds
- No modification to the magazine is required.
- Lightweight and will not interfere with magazine reliability.
- Tested on factory Sig P365 XMacro magazine.
Please check your state and local laws pertaining to magazine capacity compliance before installing.
SigP365 X-Macro 17rd MASSBlock
Most MASSBlocks are made to order or require some processing prior to shipping. This results in a 24-48 hour processing time from when the order is placed. We do have in stock availability also so any MASSBlocks we have will be shipped within 24 hrs. Shipping costs are calculated by cost method based on volume of order. Prices are directly calculated from USPS shipping quotes.
*Due to changes in laws and occasional spikes in sales, delays may occur. When this happens we post shipping delays .- Returns/Exchanges must be received within 30 days of purchase date.
- After 30 days any defective items need to be returned directly to the manufacturer if not made by us.
- Shipping costs are not refundable.